/*
 * MIT License
 *
 * Copyright (c) 2019-2020 JetBrains s.r.o.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package org.jetbrains.projector.plugins.markdown.extensions.plantuml;

import com.intellij.codeInsight.completion.CompletionParameters;
import com.intellij.codeInsight.lookup.LookupElement;
import com.intellij.codeInsight.lookup.LookupElementBuilder;
import com.intellij.lang.Language;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.projector.plugins.markdown.injection.CodeFenceLanguageProvider;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;

public class PlantUMLCodeFenceLanguageProvider implements CodeFenceLanguageProvider {
  private static final String PLANTUML = "plantuml";
  private static final String PUML = "puml";
  private static final List<String> PLANT_UML_LANGS = Arrays.asList(PLANTUML, PUML);

  @Nullable
  @Override
  public Language getLanguageByInfoString(@NotNull String infoString) {
    return PLANT_UML_LANGS.contains(infoString) ? PlantUMLLanguage.INSTANCE : null;
  }

  @NotNull
  @Override
  public List<LookupElement> getCompletionVariantsForInfoString(@NotNull CompletionParameters parameters) {
    return Collections.singletonList(LookupElementBuilder.create(PUML));
  }
}
